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#! /bin/bash
# This script tests: pgmtost4 st4topgm
# Also requires: pamchannel pamtopnm pamcut
alias st4topgm="${PBM_TESTPREFIX}st4topgm"
alias pgmtost4="${PBM_TESTPREFIX}pgmtost4"
shopt -s expand_aliases
# Input image of pgmtost4 must by 192x165
# Should produce 185194654 31695 which is the output of:
# pamchannel -infile=testimg.ppm -tupletype="GRAYSCALE" 0 | \
# pamtopnm | pamcut -pad 0 0 192 165 | cksum
pamchannel -infile=testimg.ppm -tupletype="GRAYSCALE" 0 | \
pamtopnm | pamcut -pad 0 0 192 165 | \
pgmtost4 | st4topgm - | cksum
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